
Sonoff Zigbee 3.0 USB Dongle Plus E
Usb Dongle
EFR32MG21-based Zigbee 3.0 USB coordinator dongle for Home Assistant and Zigbee2MQTT. A popular, reliable choice for building smart home Zigbee networks.

Home Assistant Connect ZWA-2
Usb Dongle
Z-Wave 700 series USB stick for Home Assistant, based on Silicon Labs EFR32ZG23. Plug-and-play Z-Wave coordinator with long range support, designed by Nabu Casa for seamless Home Assistant integration

NanoPi R2S
sbc
Budget dual-GbE router board with RK3328 quad-core Cortex-A53 at 1.3GHz, 1GB DDR4, native + USB 3.0 Gigabit Ethernet, and USB-C power — the most affordable open-source OpenWrt router platform at just

NanoPi Zero2
sbc
Ultra-compact 45\u00d745mm Linux SBC with RK3528A quad-core Cortex-A53 at 1.8GHz, up to 2GB RAM, Gigabit Ethernet, M.2 WiFi slot, USB 2.0, 30-pin GPIO, and 4K HDMI — starting at just $18.
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More to explore — popular traits shared by devices with USB: USB 2.0 Type-A.